Home / 27,002,683.72-37,265,386.42-15,243,942.65

Finding the Fourth Proportional to 27,002,683.72, 37,265,386.42 and 15,243,942.65

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Solution

The fourth proportional to 27,002,683.72, 37,265,386.42 and 15,243,942.65 is: 21,037,590.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,002,683.72 : 37,265,386.42 = 15,243,942.65 : x
  2. Step 2: Convert to fraction form
    27,002,683.72/37,265,386.42 = 15,243,942.65/x
  3. Step 3: Cross multiply
    27,002,683.72x = 37,265,386.42 × 15,243,942.65
  4. Step 4: Simplify right side
    27,002,683.72x = 568,071,413,396,990.25
  5. Step 5: Solve for x
    x = 568,071,413,396,990.25/27,002,683.72
  6. Step 6: Final answer
    x = 21,037,590.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.